How can we liquify atmospheric gases , out of oxygen , nitrogen and ca

1.	How can we liquify atmospheric gases , out of oxygen , nitrogen and carbon dioxide which will liquify easily and why
Answer» Explanation: liquefied ATMOSPHERIC GASE by decreasing pressure and TEMPERATURE NITROGEN because it has lowest melting point

How can we liquify atmospheric gases , out of oxygen , nitrogen and carbon dioxide which will liquify easily and why

Answer»

Explanation:

liquefied ATMOSPHERIC GASE by decreasing pressure and TEMPERATURE

because it has lowest melting point